+
Lipids

Lipids

Author: Aaron Mullally
Description:

This lesson will explain the structure of lipids as well as discuss their function in our bodies.

(more)
See More
Try a College Course Free

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to over 2,000 colleges and universities.*

Begin Free Trial
No credit card required

25 Sophia partners guarantee credit transfer.

226 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 20 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.

Tutorial

Video Images: Myristic acid image, Public Domain: http://bit.ly/TBfROt; Arachidonic acid, Public Domain: http://bit.ly/QBj5qM; Triglyceride image, Public Domain: http://bit.ly/VX7TG8; Phospholipid image, Public Domain: http://bit.ly/W3srZ7; Cholesterol image, Public Domain: http://bit.ly/TBfJyG

TERMS TO KNOW
  • Lipid

    An organic molecule made up of glycerol and fatty acids, which is non-polar and does not dissolve easily in water

  • Nonpolar

    Does not dissolve easily in water

  • Fat

    A lipid made of a glycerol molecule and a fatty acid side chain

  • ​Saturated Fat

    A type of fat which does not have double bonds in its side chain

  • ​Unsaturated Fat

    ​A type of fat which has double bonds in its side chain

  • Trans Fat

    ​A type of unsaturated fat which is unhealthy and may lead to health problems

  • Triglyceride

    ​A type of lipid which is made up of a glycerol molecule and three fatty acid side chains

  • Phospholipid

    A type of lipid made up of a hydrophilic head and hydrophobic tail, and is found in cell membranes

  • ​Sterol

    ​A type of lipid containing only a glycerol molecule